EP 0278634 A1 19880817 - Load-supporting ball units.
Title (en)
Load-supporting ball units.
Title (de)
Lasttrage-Kugelanlagen.
Title (fr)
Unités de billes destinées à supporter des charges.
Publication
Application
Priority
GB 8702012 A 19870129
Abstract (en)
A load supporting ball unit having the major ball (10) (which serves to support the load) rotatably supported upon a nest of recirculating smaller balls (11) in turn supported on a concave table (13) incorporated in a housing (14) and with the major ball retained in the housing by a retaining ring (18), wherein a scraper ring (20) is mounted in the housing on a supporting ring (23) so as to scrape the major ball below the retaining ring, and the housing has at least one aperture (25) opening from the vicinity of the scraper ring to permit contamination scraped from the major ball to escape from the housing.
IPC 1-7
IPC 8 full level
B65G 39/02 (2006.01); F16C 29/00 (2006.01)
CPC (source: EP)
B65G 39/025 (2013.01); F16C 29/046 (2013.01)
Citation (search report)
- GB 641016 A 19500802 - COLLIS & SONS LTD J, et al
- US 4520917 A 19850604 - SILLIVENT BOB [US], et al
Designated contracting state (EPC)
DE FR GB SE
DOCDB simple family (publication)
EP 0278634 A1 19880817; EP 0278634 B1 19911211; DE 3866720 D1 19920123; GB 8702012 D0 19870304
DOCDB simple family (application)
EP 88300673 A 19880127; DE 3866720 T 19880127; GB 8702012 A 19870129